Fleury Sullivan vs. Mike Willis — Career Comparison

On the career pitching numbers, Fleury Sullivan posted a stronger line than Mike Willis. Fleury Sullivan posted stronger numbers in ERA (4.2 vs 4.59) and WHIP (1.342 vs 1.524). By the career numbers, Fleury Sullivan had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.